{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009965},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010159","490:4900009661","490:4900009336","490:4900009959","490:4900010057","490:4900010061","490:4900010251","490:4900009956","490:4900007789","490:4900009958","490:4900011389","490:4900009545","490:4900011844","490:4900010332","490:4900010062","490:4900009955","490:4900010330","490:4900009866","490:4900010162","490:4900010918","490:4900009765","490:4900010321","490:4900009337","490:4900010142","490:4900009966"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.41747292395041785,0.3385014546991047,0.3041279631215198,0.29525088747478234,0.23071710298698933,0.18771087278540588,0.18450377034222315,0.1728364427984783,0.1499274494995216,0.13720895629527993,0.1273553510926231,0.11597139231249774,0.11541816537062373,0.11006534876558474,0.10623820818207388,0.09783406006188537,0.09125880946414473,0.09018705069812581,0.08719840771902115,0.08274318521135361,0.08046653419550323,0.08030878791978646,0.07627939731506428,0.07401762911673297,0.07399510588364037],"twin_dists":[0.17166396753687604,0.19116067703119696,0.20038642135286025,0.20286459920750083,0.22242787009046028,0.23755690432519153,0.2387773711432779,0.24334816302193413,0.2530122865107855,0.25885456623734787,0.26366594095970175,0.2695896389507292,0.26988865472651585,0.27284036557400276,0.27501955125406474,0.28002833904179036,0.2841881557395791,0.284888468385073,0.2868767918632578,0.28994394919904654,0.2915625201774173,0.2916760216075544,0.29463780850878246,0.29635593562388746,0.29637325702494194],"n_dims_used":45,"mean_confidence":0.8894399007161459},"coverage":{"mean_confidence":0.8894399007161459,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}